/* Test table structure */ numbers : {1, 2, 3, 4, 5}; first : numbers[1]; second : numbers[2]; ..assert first = 1; ..assert second = 2; double : x -> x * 2; doubled : map @double numbers; doubled_first : doubled[1]; doubled_second : doubled[2]; ..assert doubled_first = 2; ..assert doubled_second = 4; ..out "Table structure test completed";